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Hort 2 mid-term
| Question | Answer |
|---|---|
| The science and practice of growing, harvesting, handling, storing, processing and marketing tree fruits | pomology |
| The science and practice of growing, harvesting, storing, processing, and marketing vegetables | olericulture |
| The science and practice of growing, harvesting, storing, designing, and marketing flowering plants | floriculture |
| The science and practice od propagating, growing, installing, maintaining, and using grasses, annual plants, shrubs, and trees in the landscape | landscape and nursery industry |
| a field that includes growing of fruits, nuts, vegetables, ornamental plants, and flowers, and the sale and processing of theses items; from the Latin word meaning "garden cultivation" | horticulture |
| a two-name system for naming plants | binomial system |
| the international set of rules in naming plants | botanical nomenclature |
| the English name of a plant that may differ in various localities | common name |
| another name for a specific plant; same as variety | cultivar |
| a classification that includes all plants that are similar in physical structure; is the first word listed in a plant's name | genus |
| the order in which plants are classified | hierarchy |
| the language often used to name plants | Latin |
| plant expected to have large leaves | macrophylla |
| plant expected to have small leaves | microphylla |
| a group of plants that evolve together and have similar characteristics | species |
| a person who identifies and classifies plants, often providing the proper name for the plant | taxonomists |
| the study of plant names and the identification of plants | taxonomy |
| a force that causes a substance to stick to things other than itself | adhesion |
| this divides into two identicle parts during mitisis and forms at each end of the cell | centrosome |
| small green particle containing chlorophyll found in leaves | chloroplasts |
| a force that causes molecules of substances, such as water, to stick to each other | cohesion |
| the liquid that gives the plant cells its shape and fosters the other cell structures | cytoplasm |
| a mature sex cell | gamete |
| the study of heredity | genetics |
| a system plants use to remove excess moisture from plant leaves | guttation |
| the reproductive cell division that results in the formation of gametes | meiosis |
| simple cell division for growth | mitosis |
| one type of leaf on flowers; usually considered the most striking part of the flower | petals |
| the tubes in plant stems that conduct food from leaves through the stem to the roots | phloem |
| manufacture of food by green plants which carbon dioxide and water are combined in the presence of light and chlorophyll to form sugar and oxygen | photosynthesis |
| the female reproductive part of a flower; contains the female sex cells in the ovary | pistol |
| a breathing process in which plants and animals consume oxygen and release carbon dioxide | respiration |
| gree, leaflike part of the flower that covers and protects the flower bud before it opens | sepals |
| the male reproductive part of the flower containing the male sex cells or pollen | stamen |
| small pores or holes in the leaf that allow the plant to breathe and give off moisture | stomata |
| loss of water through the leaves or stems of plants | transpiration |
| conducting tissue in plants that transports water and nutrients from the roots to the stem and leaves | xylem |
| tubes in a plant stem that conduct water and menerals from the roots upward | xylem tubes |
| the clinging together of soil particles to form larger, crumblike particles | aggregation |
| a chemical formed by a living organism | biochemical |
| water held against the force of gravity | capillary water |
| a period in a plants lifecyle when growth, development, and physical activity are temporarily stopped | dormancy |
| water left after capillary movement stops | field capacity |
| water that the soil is unable to hold against the force of gravity | gravitational water |
| equal mixture of sand, silt, and clay | loam |
| a nautural rock used to reduce soil acidity | limestone |
| a material that is. used to start and grow seeds and plants | medium |
| major elements of fertilizer: Nitrogen, phosphrous, potassium, NPK | macroelements |
| plant nutrients needed in small quanities | microelements |
| a gray-white material of volcanic orgin used to improve aeration of the media | perlite |
| response of plants to different periods of light and darkness in terms of flowering, reproduction cycle, and dormancy | photoperiodism |
| partially decomposed vegetation that has been preserved underwater | peat moss |
| fertilizer that relases plant nutrients over a long period of time | slow-release fertilizers |
| contains combinations of perlite, spagnum moss,peat moss, vermiculite, limestone, tree bark, and slow-release fertilizers | soilless mix |
| dehydrated remains of acid bog plants, used in shredded form for starting seeds | sphagnum moss |
| loss of water through the leaves or stems of plants | transpiration |
| to determine the textural name of a soil | texture triangle |
| bark of pine or hardwood trees ground in small pieces | tree bark |
| a light mineral with a neutral pHused to increae the moisture-holding capacity of media | vermiculite |
| the toxic effect of one plant on another | allelopathy |
| a form of regulating growth in plants in which the terminal bud secretes chemicals that inhibit or prevent the growth of lateral buds on the same shoot | apical dominance |
| plant hormones that accelerate growth by stimulating cell enlargement | auxins |
| a chemical used to cause seedless fruit to set on the blossoms and results in tomatoes ready to eat as much as 10 days earlier than normal | blossom set |
| plant hormones thatstimulate cell division and work along with auxins | cytokinins |
| plant hormones that stimulate growth in stem and leaf by cell elongation | gibberellins |
| plants plowed or mixed into the soil to rot and add organic matter to the soil | green manure |
| growth-regulating substances in plants | hormones |
| plant hormones that inhibit seed germination, stem elongation, and hasten ripening of fruit | inhibitors |
| the joint of a stem; the swollen place where leaves and buds are generally attached | node |
| plant growth retardent | PGR |
| movement of gasses and water vapor from the plant leaf during photosynthesis | photorespiration |
| the process of causing plants to be shorter and compact by use of chemicals | retard |
| commercially used as a normal part of the growing process of many plants | retardants |
Created by:
3turnshome79
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